//
//  SecondVC.h
//  代理模式
//
//  Created by YuanJiang on 2019/9/5.
//  Copyright © 2019 llbt. All rights reserved.
//

#import <UIKit/UIKit.h>

NS_ASSUME_NONNULL_BEGIN

@protocol ControllerDeletage <NSObject>

@required

-(void)printCurrentVCStr:(NSString *)string;

@end

@interface SecondVC : UIViewController

@property(nonatomic,weak) id<ControllerDeletage> delegate;


@end

NS_ASSUME_NONNULL_END
